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A bat emitting an ultrasonic wave of fre...

A bat emitting an ultrasonic wave of frequency` 4.5xx10^4` Hz flies at a speed of `6 m//s` between two parallel walls. Find the two frequencies heard by the bat and the beat frequency between the two. The speed of sound is` 330 m//s` .

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The correct Answer is:
` 4 . 67 xx 10^(4)Hz , 4 . 34 xx 10^(4) Hz, 3270 Hz `
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